Inspire Medical Systems, Inc. (INSP) NYSE

Currency In USD

INSP Historical Return

If you invested $1000 in Inspire Medical Systems, Inc. (INSP) since IPO date, it would be worth $2,845.08 as of October 22, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $269.17, while $1000 invested 1 year ago would be worth $871.06. This corresponds to total returns of 184.51%, -73.08%, -12.89%, respectively, with annualized returns of 13.13%, -23.07%, -12.89%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

INSP Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
October 21, 2026	70.84	71.07	71.07	72.5	70.4	554,251
October 20, 2026	71.01	71.34	71.34	71.9	70	1.05M
October 19, 2026	68.73	70.15	70.15	70.28	68.44	620,207
October 16, 2026	70.4	68.79	68.79	71.25	68.54	414,140
October 15, 2026	68.72	70.12	70.12	70.4	68.33	526,377
October 14, 2026	69.33	68.07	68.07	69.57	67.41	651,445
October 13, 2026	71.37	68.86	68.86	72.46	68.62	842,872
October 12, 2026	69.99	71.49	71.49	72.01	69.41	998,596
October 09, 2026	67.2	68.89	68.89	69.73	66.83	867,340
October 08, 2026	67.12	66.69	66.69	68	66.07	846,704
October 07, 2026	67.13	67.45	67.45	68.37	66.5	1.16M
October 06, 2026	71.23	68.2	68.2	71.86	67.99	752,552
October 05, 2026	69.66	70.75	70.75	71.36	68.67	632,104
October 02, 2026	71.74	69.97	69.97	71.74	68.44	761,927
October 01, 2026	70.5	70.78	70.78	75.31	68.98	2.02M
September 30, 2026	73.09	69.36	69.36	73.25	68.5	997,141
September 29, 2026	69.78	73.18	73.18	73.24	69.18	873,386
September 28, 2026	70.83	70	70	70.93	69.59	442,225
September 25, 2026	68.65	70.5	70.5	70.98	68.13	609,837
September 24, 2026	69.11	68.81	68.81	70.58	68.65	580,634
September 23, 2026	71.38	69.06	69.06	72.1	68.15	729,562
September 22, 2026	75.32	71.3	71.3	76.09	71.23	1.12M
September 21, 2026	76.5	75.72	75.72	77.26	74.92	1.08M
September 18, 2026	72.29	76.78	76.78	78.8	71.43	2.13M
September 17, 2026	73.54	72.74	72.74	75.36	72.74	564,167
September 16, 2026	73.17	72.75	72.75	75.49	72.23	845,856
September 15, 2026	73.8	74.6	74.6	75.27	72.72	828,759
September 11, 2026	69.88	73	73	74.95	69.87	1.4M
September 10, 2026	64.35	68.12	68.12	68.5	64.02	1.14M
September 09, 2026	62.43	66.48	66.48	67.72	62.01	1.2M
September 08, 2026	64.03	62.14	62.14	64.12	61.61	621,288
September 04, 2026	61	63.08	63.08	63.43	60	425,705
September 03, 2026	63.7	62.14	62.14	63.76	61.65	398,852
September 02, 2026	61.24	63.07	63.07	64.33	61.19	413,004
September 01, 2026	63	61.52	61.52	63.5	61.2	351,708
August 31, 2026	60.43	62.99	62.99	63.01	60.24	514,688
August 28, 2026	60.52	61.44	61.44	62.05	60.5	517,994
August 27, 2026	62.1	60.82	60.82	62.8	60.5	315,772
August 26, 2026	60.07	61.8	61.8	62.46	60.01	327,274
August 25, 2026	61.19	61.07	61.07	61.89	60.38	524,310
August 24, 2026	62.08	61.47	61.47	62.7	60.79	529,857
August 21, 2026	61.17	62.36	62.36	63.2	60.35	407,862
August 20, 2026	60.94	61.27	61.27	62.2	58	474,709
August 19, 2026	57.8	61.69	61.69	61.96	57.8	578,076
August 18, 2026	57.32	57.38	57.38	58.14	57	656,380
August 17, 2026	56.4	57.22	57.22	57.23	55.44	519,675
August 14, 2026	58.11	57.1	57.1	58.11	56.97	394,908
August 13, 2026	57.99	58.2	58.2	58.83	57.1	485,897
August 12, 2026	58.03	58.28	58.28	59.12	57.2	571,428
August 11, 2026	59.2	59.13	59.13	60.75	59.07	385,365
August 10, 2026	59.53	59.72	59.72	61.31	59.35	585,385
August 07, 2026	58.65	60.16	60.16	60.51	58.29	538,852
August 06, 2026	59.6	58.89	58.89	60.44	58.68	681,806
August 05, 2026	63.32	60.09	60.09	63.34	59.76	1.45M
August 04, 2026	64.16	64.14	64.14	66.21	59.5	2.33M
August 03, 2026	51.21	52.22	52.22	52.8	51.21	962,700
July 31, 2026	49.92	50.21	50.21	50.39	49.02	672,166
July 30, 2026	50.27	50.02	50.02	50.66	48.75	676,373
July 29, 2026	51.62	51.07	51.07	52.49	50.56	1.05M
July 28, 2026	48.21	51.97	51.97	52.47	48.21	935,061